Added methods to update and remove users

Author: Matt Humphrey

lib/Gitlab/Api/Users.php

@@ -36,6 +36,16 @@ public function create($email, $password, array $params = array())
         return $this->post('users', $params);
     }
 
+    public function update($id, array $params)
+    {
+        return $this->put('users/'.urlencode($id), $params);
+    }
+
+    public function remove($id)
+    {
+        return $this->delete('users/'.urlencode($id));
+    }
+
     public function session($email, $password)
     {
         return $this->post('session', array(

lib/Gitlab/Model/User.php

@@ -61,6 +61,20 @@ public function show()
         return User::fromArray($this->getClient(), $data);
     }
 
+    public function update(array $params)
+    {
+        $data = $this->api('users')->update($this->id, $params);
+
+        return User::fromArray($this->getClient(), $data);
+    }
+
+    public function remove()
+    {
+        $this->api('users')->remove($this->id);
+
+        return true;
+    }
+
     public function keys()
     {
         $data = $this->api('users')->keys();